<template>
	<div class="app-container">
		<el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
			<el-form-item label="试卷ID" prop="examId">
				<el-input v-model="queryParams.examId" placeholder="请输入试卷ID" clearable size="small" @keyup.enter.native="handleQuery" />
			</el-form-item>
			<el-form-item label="用户ID" prop="userId">
				<el-input v-model="queryParams.userId" placeholder="请输入用户ID" clearable size="small" @keyup.enter.native="handleQuery" />
			</el-form-item>
			<el-form-item label="试卷名称" prop="examName">
				<el-input v-model="queryParams.examName" placeholder="请输入试卷名称" clearable size="small" @keyup.enter.native="handleQuery" />
			</el-form-item>
			<el-form-item label="答卷成绩" prop="examScore">
				<el-input v-model="queryParams.examScore" placeholder="请输入答卷成绩" clearable size="small" @keyup.enter.native="handleQuery" />
			</el-form-item>
			<el-form-item>
				<el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
				<el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
			</el-form-item>
		</el-form>

		<el-row :gutter="10" class="mb8">
			<el-col :span="1.5">
				<el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd" v-hasPermi="['business:learnUserExam:add']">新增</el-button>
			</el-col>
			<el-col :span="1.5">
				<el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate" v-hasPermi="['business:learnUserExam:edit']">修改</el-button>
			</el-col>
			<el-col :span="1.5">
				<el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete" v-hasPermi="['business:learnUserExam:remove']">删除</el-button>
			</el-col>
			<el-col :span="1.5">
				<el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport" v-hasPermi="['business:learnUserExam:export']">导出</el-button>
			</el-col>
			<right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
		</el-row>

		<el-table v-loading="loading" :data="learnUserExamList" @selection-change="handleSelectionChange">
			<el-table-column type="selection" width="55" align="center" />
			<el-table-column label="答卷ID" align="center" prop="id" />
			<el-table-column label="试卷ID" align="center" prop="examId" />
			<el-table-column label="用户ID" align="center" prop="userId" />
			<el-table-column label="试卷名称" align="center" prop="examName" />
			<el-table-column label="答卷成绩" align="center" prop="examScore" />
			<el-table-column label="操作" align="center" class-name="small-padding fixed-width">
				<template slot-scope="scope">
					<el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)" v-hasPermi="['business:learnUserExam:edit']">修改</el-button>
					<el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)" v-hasPermi="['business:learnUserExam:remove']">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize" @pagination="getList" />

		<!-- 添加或修改用户试题对话框 -->
		<el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
			<el-form ref="form" :model="form" :rules="rules" label-width="80px">
				<el-form-item label="试卷ID" prop="examId">
					<el-input v-model="form.examId" placeholder="请输入试卷ID" />
				</el-form-item>
				<el-form-item label="用户ID" prop="userId">
					<el-input v-model="form.userId" placeholder="请输入用户ID" />
				</el-form-item>
				<el-form-item label="试卷名称" prop="examName">
					<el-input v-model="form.examName" placeholder="请输入试卷名称" />
				</el-form-item>
				<el-form-item label="答卷成绩" prop="examScore">
					<el-input v-model="form.examScore" placeholder="请输入答卷成绩" />
				</el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button type="primary" @click="submitForm">确 定</el-button>
				<el-button @click="cancel">取 消</el-button>
			</div>
		</el-dialog>
	</div>
</template>

<script>
	import { listLearnUserExam, getLearnUserExam, delLearnUserExam, addLearnUserExam, updateLearnUserExam } from "@/api/business/learnUserExam";
	import { validatenull } from '@/utils/validate'

	export default {
		name: "LearnUserExam",
		components: {},
		data() {
			return {
				loading: true, // 遮罩层
				ids: [], // 选中数组
				single: true, // 非单个禁用
				multiple: true, // 非多个禁用
				showSearch: true, // 显示搜索条件
				total: 0, // 总条数
				learnUserExamList: [], // 用户试题表格数据
				title: "", // 弹出层标题
				open: false, // 是否显示弹出层
				queryParams: { // 查询参数
					pageNum: 1,
					pageSize: 10,
					examId: null,
					userId: null,
					examName: null,
					examScore: null,
				},
				form: {}, // 表单参数
				rules: { // 表单校验
				}
			};
		},
		created() {
			this.getList();
		},
		methods: {
			/** 查询用户试题列表 */
			getList() {
				this.loading = true;
				listLearnUserExam(this.queryParams).then(response => {
					this.learnUserExamList = response.rows;
					this.total = response.total;
					this.loading = false;
				});
			},
			cancel() { // 取消按钮
				this.open = false;
				this.reset();
			},
			reset() { // 表单重置
				this.form = {
					id: null,
					examId: null,
					userId: null,
					examName: null,
					examScore: null,
					createBy: null,
					createTime: null,
					updateBy: null,
					updateTime: null,
					delFlag: null
				};
				this.resetForm("form");
			},
			handleQuery() { /** 搜索按钮操作 */
				this.queryParams.pageNum = 1;
				this.getList();
			},
			resetQuery() { /** 重置按钮操作 */
				this.resetForm("queryForm");
				this.handleQuery();
			},
			handleSelectionChange(selection) { // 多选框选中数据
				this.ids = selection.map(item => item.id)
				this.single = selection.length !== 1
				this.multiple = !selection.length
			},
			handleAdd() { /** 新增按钮操作 */
				this.reset();
				this.open = true;
				this.title = "添加用户试题";
			},
			handleUpdate(row) { /** 修改按钮操作 */
				this.reset();
				const id = row.id || this.ids
				getLearnUserExam(id).then(response => {
					this.form = response.data;
					this.open = true;
					this.title = "修改用户试题";
				});
			},
			submitForm() { /** 提交按钮 */
				this.$refs["form"].validate(valid => {
					if(valid) {
						if(this.form.id != null) {
							updateLearnUserExam(this.form).then(response => {
								this.msgSuccess("修改成功");
								this.open = false;
								this.getList();
							});
						} else {
							addLearnUserExam(this.form).then(response => {
								this.msgSuccess("新增成功");
								this.open = false;
								this.getList();
							});
						}
					}
				});
			},
			handleDelete(row) { /** 删除按钮操作 */
				const ids = row.id || this.ids;
				this.$confirm('是否确认删除用户试题编号为"' + ids + '"的数据项?', "警告", {
					confirmButtonText: "确定",
					cancelButtonText: "取消",
					type: "warning"
				}).then(function() {
					return delLearnUserExam(ids);
				}).then(() => {
					this.getList();
					this.msgSuccess("删除成功");
				})
			},
			/** 导出按钮操作 */
			handleExport() {
				this.download('business/learnUserExam/export', {
					...this.queryParams
				}, `用户试题.xlsx`)
			}
		}
	};
</script>